spec/ruby/core/struct/each_spec.rb


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
require File.expand_path('../shared/accessor', __FILE__)
require File.expand_path('../../enumerable/shared/enumeratorized', __FILE__)

describe "Struct#each" do
  it "passes each value to the given block" do
    car = StructClasses::Car.new('Ford', 'Ranger')
    i = -1
    car.each do |value|
      value.should == car[i += 1]
    end
  end

  it "returns self if passed a block" do
    car = StructClasses::Car.new('Ford', 'Ranger')
    car.each {}.should == car
  end

  it "returns an Enumerator if not passed a block" do
    car = StructClasses::Car.new('Ford', 'Ranger')
    car.each.should be_an_instance_of(Enumerator)
  end

  it_behaves_like :struct_accessor, :each
  it_behaves_like :enumeratorized_with_origin_size, :each, StructClasses::Car.new('Ford', 'Ranger')
end